71807931

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{15737}}^1$

素因数の和:15772

約数の個数: 24

約数和(自身を含む): 115202160

約数和(自身を除く): 43394229

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 4563, 15737, 47211, 141633, 204581, 424899, 613743, 1841229, 2659553, 5523687, 7978659, 23935977, 71807931]

約数ペア:

[(1, 71807931), (3, 23935977), (9, 7978659), (13, 5523687), (27, 2659553), (39, 1841229), (117, 613743), (169, 424899), (351, 204581), (507, 141633), (1521, 47211), (4563, 15737)]